xref: /netbsd-src/sys/arch/atari/dev/grfvar.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: grfvar.h,v 1.11 2009/03/14 14:45:56 dsl Exp $	*/
2 
3 /*
4  * Copyright (c) 1990 The Regents of the University of California.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * the Systems Programming Group of the University of Utah Computer
9  * Science Department.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
36  *
37  *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
38  */
39 /*
40  * Copyright (c) 1988 University of Utah.
41  *
42  * This code is derived from software contributed to Berkeley by
43  * the Systems Programming Group of the University of Utah Computer
44  * Science Department.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. All advertising materials mentioning features or use of this software
55  *    must display the following acknowledgement:
56  *	This product includes software developed by the University of
57  *	California, Berkeley and its contributors.
58  * 4. Neither the name of the University nor the names of its contributors
59  *    may be used to endorse or promote products derived from this software
60  *    without specific prior written permission.
61  *
62  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
63  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
64  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
65  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
66  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
67  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
68  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
69  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
70  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
71  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
72  * SUCH DAMAGE.
73  *
74  * from: Utah $Hdr: grfvar.h 1.9 91/01/21$
75  *
76  *	@(#)grfvar.h	7.3 (Berkeley) 5/7/91
77  */
78 
79 /*
80  * Structure passed as 'auxp' during autoconf.
81  */
82 typedef struct {
83 	cfprint_t	busprint;	/* grfbusprint function		*/
84 	int		from_bus_match;	/* called from grfbusmatch()	*/
85 	int		unit;		/* grf-unit we want to attach	*/
86 } grf_auxp_t;
87 
88 struct ite_softc;
89 
90 /*
91  * this struct is owned by the driver (grfcc)
92  * and is passed to grf when grf is configed. The ite also
93  * uses it...
94  */
95 struct	grf_softc {
96 	struct device	g_device;	/* config sets this up.		*/
97 	struct grfinfo	g_display;	/* hardware descr. (for ioctl)	*/
98 	int		g_flags;	/* software flags		*/
99 	int		g_unit;		/* grf unit we want/have	*/
100 	dev_t		g_itedev;	/* ite device number		*/
101 	dev_t		g_grfdev;	/* grf device number		*/
102 	dev_t		g_viewdev;	/* view device number		*/
103 	void *		g_data;		/* device dependent data	*/
104 	int		(*g_mode)(struct grf_softc *, int, void *,
105 								int, int);
106 	int		g_conpri;	/* priority of ite as console	*/
107 	void		(*g_iteinit)(struct ite_softc *);
108 	void		(*g_itedeinit)(struct ite_softc *);
109 	void		(*g_iteclear)(struct ite_softc *, int, int,
110 								int, int);
111 	void		(*g_iteputc)(struct ite_softc *, int, int,
112 								int, int);
113 	void		(*g_itecursor)(struct ite_softc *, int);
114 	void		(*g_itescroll)(struct ite_softc *, int, int,
115 								int, int);
116 };
117 
118 /* flags */
119 #define	GF_ALIVE	0x01
120 #define GF_OPEN		0x02
121 #define GF_EXCLUDE	0x04
122 #define GF_WANTED	0x08
123 #define GF_GRFON	0x10
124 
125 /* software ids defined in grfioctl.h */
126 
127 /* requests to mode routine (g_mode())*/
128 #define GM_GRFON		1
129 #define GM_GRFOFF		2
130 #define GM_GRFOVON		3
131 #define GM_GRFOVOFF		4
132 #define GM_GRFCONFIG		5
133 #define GM_GRFGETVMODE		6
134 #define GM_GRFSETVMODE		7
135 #define GM_GRFGETNUMVM		8
136 #define GM_GRFGETBANK		9
137 #define GM_GRFSETBANK		10
138 #define GM_GRFGETCURBANK	11
139 #define GM_GRFIOCTL		12
140 
141 /* minor device interpretation */
142 #define GRFOVDEV	0x10	/* XXX no driver uses yet, overlay planes */
143 #define GRFIMDEV	0x20	/* XXX no driver uses yet, images planes  */
144 #define GRFUNIT(d)	((d) & 0x7)
145 
146 #ifdef _KERNEL
147 
148 int  grf_mode(struct grf_softc *, int, void *, int, int);
149 void grf_viewsync(struct grf_softc *);
150 
151 extern struct grf_softc *grfsp[]; /* XXX */
152 #endif /* _KERNEL */
153